Add 'archive' tag to GitHub Contributions (#2101)

Author: dkhamsing

contents.json

@@ -15080,7 +15080,7 @@
       "title": "GitHub Contributions",
       "source": "https://github.com/remirobert/Github-contributions",
       "tags": [
-        "swift"
+        "swift", "archive"
       ],
       "screenshots": [
         "https://cloud.githubusercontent.com/assets/3276768/19214602/f39af4c0-8d87-11e6-8b3d-3d9c7b94d57c.png"